- 根目录:
- arch
- arm
- mach-pxa
- magician.c
/*
* Support for HTC Magician PDA phones:
* i-mate JAM, O2 Xda mini, Orange SPV M500, Qtek s100, Qtek s110
* and T-Mobile MDA Compact.
*
* Copyright (c) 2006-2007 Philipp Zabel
*
* Based on hx4700.c, spitz.c and others.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/input.h>
#include <linux/mfd/htc-egpio.h>
#include <linux/mfd/htc-pasic3.h>
#include <linux/mtd/physmap.h>
#include <linux/pda_power.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
#include <linux/regulator/driver.h>
#include <linux/regulator/fixed.h>
#include <linux/regulator/gpio-regulator.h>
#include <linux/regulator/machine.h>
#include <linux/usb/gpio_vbus.h>
#include <linux/i2c/pxa-i2c.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/system_info.h>
#include <mach/pxa27x.h>
#include <mach/magician.h>
#include <linux/platform_data/video-pxafb.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/irda-pxaficp.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>
#include <linux/regulator/max1586.h>
#include <linux/platform_data/pxa2xx_udc.h>
#include <mach/udc.h>
#include <mach/pxa27x-udc.h>
#include "devices.h"
#include "generic.h"
static unsigned long magician_pin_config[] __initdata = {
/* SDRAM and Static Memory I/O Signals */
GPIO20_nSDCS_2,
GPIO21_nSDCS_3,
GPIO15_nCS_1,
GPIO78_nCS_2, /* PASIC3 */
GPIO79_nCS_3, /* EGPIO CPLD */
GPIO80_nCS_4,
GPIO33_nCS_5,
/* I2C UDA1380 + OV9640 */
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
/* PWM 0 - LCD backlight */
GPIO16_PWM0_OUT,
/* I2S UDA1380 capture */
GPIO28_I2S_BITCLK_OUT,
GPIO29_I2S_SDATA_IN,
GPIO31_I2S_SYNC,
GPIO113_I2S_SYSCLK,
/* SSP 1 UDA1380 playback */
GPIO23_SSP1_SCLK,
GPIO24_SSP1_SFRM,
GPIO25_SSP1_TXD,
/* SSP 2 TSC2046 touchscreen */
GPIO19_SSP2_SCLK,
GPIO14_SSP2_SFRM,
GPIO89_SSP2_TXD,
GPIO88_SSP2_RXD,
/* MMC/SD/SDHC slot */
GPIO32_MMC_CLK,
GPIO92_MMC_DAT_0,
GPIO109_MMC_DAT_1,
GPIO110_MMC_DAT_2,
GPIO111_MMC_DAT_3,
GPIO112_MMC_CMD,
/* LCD */
GPIOxx_LCD_TFT_16BPP,
/* QCI camera interface */
GPIO12_CIF_DD_7,
GPIO17_CIF_DD_6,
GPIO50_CIF_DD_3,
GPIO51_CIF_DD_2,
GPIO52_CIF_DD_4,
GPIO53_CIF_MCLK,
GPIO54_CIF_PCLK,
GPIO55_CIF_DD_1,
GPIO81_CIF_DD_0,
GPIO82_CIF_DD_5,
GPIO84_CIF_FV,
GPIO85_CIF_LV,
/* Magician specific input GPIOs */
GPIO9_GPIO, /* unknown */
GPIO10_GPIO, /* GSM_IRQ */
GPIO13_GPIO, /* CPLD_IRQ */
GPIO107_GPIO, /* DS1WM_IRQ */
GPIO108_GPIO, /* GSM_READY */
GPIO115_GPIO, /* nPEN_IRQ */
/* I2C */
GPIO117_I2C_SCL,
GPIO118_I2C_SDA,
};
/*
* IrDA
*/
static struct pxaficp_platform_data magician_ficp_info = {
.gpio_pwdown = GPIO83_MAGICIAN_nIR_EN,
.transceiver_cap = IR_SIRMODE | IR_OFF,
.gpio_pwdown_inverted = 0,
};
/*
* GPIO Keys
*/
#define INIT_KEY(_code, _gpio, _desc) \
{ \
.code = KEY_##_code, \
.gpio = _gpio, \
.desc = _desc, \
.type = EV_KEY, \
.wakeup = 1, \
}
static struct gpio_keys_button magician_button_table[] = {
INIT_KEY(POWER, GPIO0_MAGICIAN_KEY_POWER, "Power button"),
INIT_KEY(ESC, GPIO37_MAGICIAN_KEY_HANGUP, "Hangup button"),
INIT_KEY(F10, GPIO38_MAGICIAN_KEY_CONTACTS, "Contacts button"),
INIT_KEY(CALENDAR, GPIO90_MAGICIAN_KEY_CALENDAR, "Calendar button"),
INIT_KEY(CAMERA, GPIO91_MAGICIAN_KEY_CAMERA, "Camera button"),
INIT_KEY(UP, GPIO93_MAGICIAN_KEY_UP, "Up button"),
INIT_KEY(DOWN, GPIO94_MAGICIAN_KEY_DOWN, "Down button"),
INIT_KEY(LEFT, GPIO95_MAGICIAN_KEY_LEFT, "Left button"),
INIT_KEY(RIGHT, GPIO96_MAGICIAN_KEY_RIGHT, "Right button"),
INIT_KEY(KPENTER, GPIO97_MAGICIAN_KEY_ENTER, "Action button"),
INIT_KEY(RECORD, GPIO98_MAGICIAN_KEY_RECORD, "Record button"),
INIT_KEY(VOLUMEUP, GPIO100_MAGICIAN_KEY_VOL_UP, "Volume up"),
INIT_KEY(VOLUMEDOWN, GPIO101_MAGICIAN_KEY_VOL_DOWN, "Volume down"),
INIT_KEY(PHONE, GPIO102_MAGICIAN_KEY_PHONE, "Phone button"),
INIT_KEY(PLAY, GPIO99_MAGICIAN_HEADPHONE_IN, "Headset button"),
};
static struct gpio_keys_platform_data gpio_keys_data = {
.buttons = magician_button_table,
.nbuttons = ARRAY_SIZE(magician_button_table),
};
static struct platform_device gpio_keys = {
.name = "gpio-keys",
.dev = {
.platform_data = &gpio_keys_data,
},
.id = -1,
};
/*
* EGPIO (Xilinx CPLD)
*
* 32-bit aligned 8-bit registers
* 16 possible registers (reg windows size), only 7 used:
* 3x output, 1x irq, 3x input
*/
static struct resource egpio_resources[] = {
[0] = {
.start = PXA_CS3_PHYS,
.end = PXA_CS3_PHYS + 0x20 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
.end = PXA_GPIO_TO_IRQ(GPIO13_MAGICIAN_CPLD_IRQ),
.flags = IORESOURCE_IRQ,
},
};
static struct htc_egpio_chip egpio_chips[] = {
[0] = {
.reg_start = 0,
.gpio_base = MAGICIAN_EGPIO(0, 0),
.num_gpios = 24,
.direction = HTC_EGPIO_OUTPUT,
/*
* Depends on modules configuration
*/
.initial_values = 0x40, /* EGPIO_MAGICIAN_GSM_RESET */
},
[1] = {
.reg_start = 4,
.gpio_base = MAGICIAN_EGPIO(4, 0),
.num_gpios = 24,
.direction = HTC_EGPIO_INPUT,
},
};
static struct htc_egpio_platform_data egpio_info = {
.reg_width = 8,
.bus_width = 32,
.irq_base = IRQ_BOARD_START,
.num_irqs = 4,
.ack_register = 3,
.chip = egpio_chips,
.num_chips = ARRAY_SIZE(egpio_chips),
};
static struct platform_device egpio = {
.name = "htc-egpio",
.id = -1,
.resource = egpio_resources,
.num_resources = ARRAY_SIZE(egpio_resources),
.dev = {
.platform_data = &egpio_info,
},
};
/*
* PXAFB LCD - Toppoly TD028STEB1 or Samsung LTP280QV
*/
static struct pxafb_mode_info toppoly_modes[] = {
{
.pixclock = 96153,
.bpp = 16,
.xres = 240,
.yres = 320,
.hsync_len = 11,
.vsync_len = 3,
.left_margin = 19,
.upper_margin = 2,
.right_margin = 10,
.lower_margin = 2,
.sync = 0,
},
};
static struct pxafb_mode_info samsung_modes[] = {
{
.pixclock = 226469,
.bpp = 16,
.xres = 240,
.yres = 320,
.hsync_len = 8,
.vsync_len = 4,
.left_margin = 9,
.upper_margin = 4,
.right_margin = 9,
.lower_margin = 4,
.sync = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
},
};
static void toppoly_lcd_power(int on, struct fb_var_screeninfo *si)
{
pr_debug("Toppoly LCD power: %s\n", on ? "on" : "off");
if (on) {
gpio_set_value(EGPIO_MAGICIAN_TOPPOLY_POWER, 1);
gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1);
udelay(2000);
gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
udelay(2000);
/* FIXME: enable LCDC here */
udelay(2000);
gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1);
udelay(2000);
gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1);
} else {
msleep(15);
gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0);
udelay(500);
gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0);
udelay(1000);
gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0);
gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
}
}
static void samsung_lcd_power(int on, struct fb_var_screeninfo *si)
{
pr_debug("Samsung LCD power: %s\n", on ? "on" : "off");
if (on) {
if (system_rev < 3)
gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 1);
else
gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 1);
mdelay(6);
gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 1);
mdelay(6); /* Avdd -> Voff >5ms */
gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 1);
mdelay(16); /* Voff -> Von >(5+10)ms */
gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 1);
} else {
gpio_set_value(GPIO105_MAGICIAN_LCD_VON_EN, 0);
mdelay(16);
gpio_set_value(GPIO104_MAGICIAN_LCD_VOFF_EN, 0);
mdelay(6);
gpio_set_value(GPIO106_MAGICIAN_LCD_DCDC_NRESET, 0);
mdelay(6);
if (system_rev < 3)
gpio_set_value(GPIO75_MAGICIAN_SAMSUNG_POWER, 0);
else
gpio_set_value(EGPIO_MAGICIAN_LCD_POWER, 0);
}
}
static struct pxafb_mach_info toppoly_info = {
.modes = toppoly_modes,
.num_modes = 1,
.fixed_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP,
.pxafb_lcd_power = toppoly_lcd_power,
};
static struct pxafb_mach_info samsung_info = {
.modes = samsung_modes,
.num_modes = 1,
.fixed_modes = 1,
.lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL |
LCD_ALTERNATE_MAPPING,
.pxafb_lcd_power = samsung_lcd_power,
};
/*
* Backlight
*/
static struct pwm_lookup magician_pwm_lookup[] = {
PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight", NULL, 30923,
PWM_POLARITY_NORMAL),
};
/*
* fixed regulator for pwm_backlight
*/
static struct regulator_consumer_supply pwm_backlight_supply[] = {
REGULATOR_SUPPLY("power", "pwm_backlight"),
};
static struct gpio magician_bl_gpios[] = {
{ EGPIO_MAGICIAN_BL_POWER, GPIOF_DIR_OUT, "Backlight power" },
{ EGPIO_MAGICIAN_BL_POWER2, GPIOF_DIR_OUT, "Backlight power 2" },
};
static int magician_backlight_init(struct device *dev)
{
return gpio_request_array(ARRAY_AND_SIZE(magician_bl_gpios));
}
static int magician_backlight_notify(struct device *dev, int brightness)
{
pr_debug("Brightness = %i\n", brightness);
gpio_set_value(EGPIO_MAGICIAN_BL_POWER, brightness);
if (brightness >= 200) {
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 1);
return brightness - 72;
} else {
gpio_set_value(EGPIO_MAGICIAN_BL_POWER2, 0);
return brightness;
}
}
static void magician_backlight_exit(struct device *dev)
{
gpio_free_array(ARRAY_AND_SIZE(magician_bl_gpios));
}
/*
* LCD PWM backlight (main)
*
* MP1521 frequency should be:
* 100-400 Hz = 2 .5*10^6 - 10 *10^6 ns
*/
static struct platform_pwm_backlight_data backlight_data = {
.max_brightness = 272,
.dft_brightness = 100,
.enable_gpio = -1,
.init = magician_backlight_init,
.notify = magician_backlight_notify,
.exit = magician_backlight_exit,
};
static struct platform_device backlight = {
.name = "pwm-backlight",
.id = -1,
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &backlight_data,
},
};
/*
* GPIO LEDs, Phone keys backlight, vibra
*/
static struct gpio_led gpio_leds[] = {
{
.name = "magician::vibra",
.default_trigger = "none",
.gpio = GPIO22_MAGICIAN_VIBRA_EN,
},
{
.name = "magician::phone_bl",
.default_trigger = "backlight",
.gpio = GPIO103_MAGICIAN_LED_KP,
},
};
static struct gpio_led_platform_data gpio_led_info = {
.leds = gpio_leds,
.num_leds = ARRAY_SIZE(gpio_leds),
};
static struct platform_device leds_gpio = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &gpio_led_info,
},
};
/*
* PASIC3 with DS1WM
*/
static struct resource pasic3_resources[] = {
[0] = {
.start = PXA_CS2_PHYS,
.end = PXA_CS2_PHYS + 0x1b,
.flags = IORESOURCE_MEM,
},
/* No IRQ handler in the PASIC3, DS1WM needs an external IRQ */
[1] = {
.start = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
.end = PXA_GPIO_TO_IRQ(GPIO107_MAGICIAN_DS1WM_IRQ),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct pasic3_platform_data pasic3_platform_data = {
.clock_rate = 4000000,
};
static struct platform_device pasic3 = {
.name = "pasic3",
.id = -1,
.num_resources = ARRAY_SIZE(pasic3_resources),
.resource = pasic3_resources,
.dev = {
.platform_data = &pasic3_platform_data,
},
};
/*
* PXA UDC
*/
static void magician_udc_command(int cmd)
{
if (cmd == PXA2XX_UDC_CMD_CONNECT)
UP2OCR |= UP2OCR_DPPUE | UP2OCR_DPPUBE;
else if (cmd == PXA2XX_UDC_CMD_DISCONNECT)
UP2OCR &= ~(UP2OCR_DPPUE | UP2OCR_DPPUBE);
}
static struct pxa2xx_udc_mach_info magician_udc_info __initdata = {
.udc_command = magician_udc_command,
.gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
};
/*
* USB device VBus detection
*/
static struct resource gpio_vbus_resource = {
.flags = IORESOURCE_IRQ,
.start = IRQ_MAGICIAN_VBUS,
.end = IRQ_MAGICIAN_VBUS,
};
static struct gpio_vbus_mach_info gpio_vbus_info = {
.gpio_pullup = GPIO27_MAGICIAN_USBC_PUEN,
.gpio_vbus = EGPIO_MAGICIAN_CABLE_VBUS,
};
static struct platform_device gpio_vbus = {
.name = "gpio-vbus",
.id = -1,
.num_resources = 1,
.resource = &gpio_vbus_resource,
.dev = {
.platform_data = &gpio_vbus_info,
},
};
/*
* External power
*/
static int magician_supply_init(struct device *dev)
{
int ret = -1;
ret = gpio_request(EGPIO_MAGICIAN_CABLE_TYPE, "Cable is AC charger");
if (ret) {
pr_err("Cannot request AC/USB charger GPIO (%i)\n", ret);
goto err_ac;
}
ret = gpio_request(EGPIO_MAGICIAN_CABLE_INSERTED, "Cable inserted");
if (ret) {
pr_err("Cannot request cable detection GPIO (%i)\n", ret);
goto err_usb;
}
return 0;
err_usb:
gpio_free(EGPIO_MAGICIAN_CABLE_TYPE);
err_ac:
return ret;
}
static void magician_set_charge(int flags)
{
if (flags & PDA_POWER_CHARGE_AC) {
pr_debug("Charging from AC\n");
gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1);
} else if (flags & PDA_POWER_CHARGE_USB) {
pr_debug("Charging from USB\n");
gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 1);
} else {
pr_debug("Charging disabled\n");
gpio_set_value(EGPIO_MAGICIAN_NICD_CHARGE, 0);
}
}
static int magician_is_ac_online(void)
{
return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) &&
gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE); /* AC=1 */
}
static int magician_is_usb_online(void)
{
return gpio_get_value(EGPIO_MAGICIAN_CABLE_INSERTED) &&
(!gpio_get_value(EGPIO_MAGICIAN_CABLE_TYPE)); /* USB=0 */
}
static void magician_supply_exit(struct device *dev)
{
gpio_free(EGPIO_MAGICIAN_CABLE_INSERTED);
gpio_free(EGPIO_MAGICIAN_CABLE_TYPE);
}
static char *magician_supplicants[] = {
"ds2760-battery.0", "backup-battery"
};
static struct pda_power_pdata power_supply_info = {
.init = magician_supply_init,
.exit = magician_supply_exit,
.is_ac_online = magician_is_ac_online,
.is_usb_online = magician_is_usb_online,
.set_charge = magician_set_charge,
.supplied_to = magician_supplicants,
.num_supplicants = ARRAY_SIZE(magician_supplicants),
};
static struct resource power_supply_resources[] = {
[0] = {
.name = "ac",
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
IORESOURCE_IRQ_LOWEDGE,
.start = IRQ_MAGICIAN_VBUS,
.end = IRQ_MAGICIAN_VBUS,
},
[1] = {
.name = "usb",
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
IORESOURCE_IRQ_LOWEDGE,
.start = IRQ_MAGICIAN_VBUS,
.end = IRQ_MAGICIAN_VBUS,
},
};
static struct platform_device power_supply = {
.name = "pda-power",
.id = -1,
.dev = {
.platform_data = &power_supply_info,
},
.resource = power_supply_resources,
.num_resources = ARRAY_SIZE(power_supply_resources),
};
/*
* Battery charger
*/
static struct regulator_consumer_supply bq24022_consumers[] = {
REGULATOR_SUPPLY("vbus_draw", NULL),
REGULATOR_SUPPLY("ac_draw", NULL),
};
static struct regulator_init_data bq24022_init_data = {
.constraints = {
.max_uA = 500000,
.valid_ops_mask = REGULATOR_CHANGE_CURRENT |
REGULATOR_CHANGE_STATUS,
},
.num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
.consumer_supplies = bq24022_consumers,
};
static struct gpio bq24022_gpios[] = {
{ EGPIO_MAGICIAN_BQ24022_ISET2, GPIOF_OUT_INIT_LOW, "bq24022_iset2" },
};
static struct gpio_regulator_state bq24022_states[] = {
{ .value = 100000, .gpios = (0 << 0) },
{ .value = 500000, .gpios = (1 << 0) },
};
static struct gpio_regulator_config bq24022_info = {
.supply_name = "bq24022",
.enable_gpio = GPIO30_MAGICIAN_BQ24022_nCHARGE_EN,
.enable_high = 0,
.enabled_at_boot = 1,
.gpios = bq24022_gpios,
.nr_gpios = ARRAY_SIZE(bq24022_gpios),
.states = bq24022_states,
.nr_states = ARRAY_SIZE(bq24022_states),
.type = REGULATOR_CURRENT,
.init_data = &bq24022_init_data,
};
static struct platform_device bq24022 = {
.name = "gpio-regulator",
.id = -1,
.dev = {
.platform_data = &bq24022_info,
},
};
/*
* Vcore regulator MAX1587A
*/
static struct regulator_consumer_supply magician_max1587a_consumers[] = {
REGULATOR_SUPPLY("vcc_core", NULL),
};
static struct regulator_init_data magician_max1587a_v3_info = {
.constraints = {
.name = "vcc_core range",
.min_uV = 700000,
.max_uV = 1475000,
.always_on = 1,
.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE,
},
.consumer_supplies = magician_max1587a_consumers,
.num_consumer_supplies = ARRAY_SIZE(magician_max1587a_consumers),
};
static struct max1586_subdev_data magician_max1587a_subdevs[] = {
{
.name = "vcc_core",
.id = MAX1586_V3,
.platform_data = &magician_max1587a_v3_info,
}
};
static struct max1586_platform_data magician_max1587a_info = {
.subdevs = magician_max1587a_subdevs,
.num_subdevs = ARRAY_SIZE(magician_max1587a_subdevs),
/*
* NOTICE measured directly on the PCB (board_id == 0x3a), but
* if R24 is present, it will boost the voltage
* (write 1.475V, get 1.645V and smoke)
*/
.v3_gain = MAX1586_GAIN_NO_R24,
};
static struct i2c_board_info magician_pwr_i2c_board_info[] __initdata = {
{
I2C_BOARD_INFO("max1586", 0x14),
.platform_data = &magician_max1587a_info,
},
};
/*
* MMC/SD
*/
static int magician_mci_init(struct device *dev,
irq_handler_t detect_irq, void *data)
{
return request_irq(IRQ_MAGICIAN_SD, detect_irq, 0,
"mmc card detect", data);
}
static void magician_mci_exit(struct device *dev, void *data)
{
free_irq(IRQ_MAGICIAN_SD, data);
}
static struct pxamci_platform_data magician_mci_info = {
.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
.init = magician_mci_init,
.exit = magician_mci_exit,
.gpio_card_detect = -1,
.gpio_card_ro = EGPIO_MAGICIAN_nSD_READONLY,
.gpio_card_ro_invert = 1,
.gpio_power = EGPIO_MAGICIAN_SD_POWER,
};
/*
* USB OHCI
*/
static struct pxaohci_platform_data magician_ohci_info = {
.port_mode = PMM_PERPORT_MODE,
/* port1: CSR Bluetooth, port2: OTG with UDC */
.flags = ENABLE_PORT1 | ENABLE_PORT2 | POWER_CONTROL_LOW,
.power_budget = 0,
.power_on_delay = 100,
};
/*
* StrataFlash
*/
static int magician_flash_init(struct platform_device *pdev)
{
int ret = gpio_request(EGPIO_MAGICIAN_FLASH_VPP, "flash Vpp enable");
if (ret) {
pr_err("Cannot request flash enable GPIO (%i)\n", ret);
return ret;
}
ret = gpio_direction_output(EGPIO_MAGICIAN_FLASH_VPP, 1);
if (ret) {
pr_err("Cannot set direction for flash enable (%i)\n", ret);
gpio_free(EGPIO_MAGICIAN_FLASH_VPP);
}
return ret;
}
static void magician_set_vpp(struct platform_device *pdev, int vpp)
{
gpio_set_value(EGPIO_MAGICIAN_FLASH_VPP, vpp);
}
static void magician_flash_exit(struct platform_device *pdev)
{
gpio_free(EGPIO_MAGICIAN_FLASH_VPP);
}
static struct resource strataflash_resource = {
.start = PXA_CS0_PHYS,
.end = PXA_CS0_PHYS + SZ_64M - 1,
.flags = IORESOURCE_MEM,
};
static struct mtd_partition magician_flash_parts[] = {
{
.name = "Bootloader",
.offset = 0x0,
.size = 0x40000,
.mask_flags = MTD_WRITEABLE, /* EXPERIMENTAL */
},
{
.name = "Linux Kernel",
.offset = 0x40000,
.size = MTDPART_SIZ_FULL,
},
};
/*
* physmap-flash driver
*/
static struct physmap_flash_data strataflash_data = {
.width = 4,
.init = magician_flash_init,
.set_vpp = magician_set_vpp,
.exit = magician_flash_exit,
.parts = magician_flash_parts,
.nr_parts = ARRAY_SIZE(magician_flash_parts),
};
static struct platform_device strataflash = {
.name = "physmap-flash",
.id = -1,
.resource = &strataflash_resource,
.num_resources = 1,
.dev = {
.platform_data = &strataflash_data,
},
};
/*
* PXA I2C main controller
*/
static struct i2c_pxa_platform_data i2c_info = {
/* OV9640 I2C device doesn't support fast mode */
.fast_mode = 0,
};
/*
* PXA I2C power controller
*/
static struct i2c_pxa_platform_data magician_i2c_power_info = {
.fast_mode = 1,
};
/*
* Platform devices
*/
static struct platform_device *devices[] __initdata = {
&gpio_keys,
&egpio,
&backlight,
&pasic3,
&bq24022,
&gpio_vbus,
&power_supply,
&strataflash,
&leds_gpio,
};
static struct gpio magician_global_gpios[] = {
{ GPIO13_MAGICIAN_CPLD_IRQ, GPIOF_IN, "CPLD_IRQ" },
{ GPIO107_MAGICIAN_DS1WM_IRQ, GPIOF_IN, "DS1WM_IRQ" },
/* NOTICE valid LCD init sequence */
{ GPIO106_MAGICIAN_LCD_DCDC_NRESET, GPIOF_OUT_INIT_LOW, "LCD DCDC nreset" },
{ GPIO104_MAGICIAN_LCD_VOFF_EN, GPIOF_OUT_INIT_LOW, "LCD VOFF enable" },
{ GPIO105_MAGICIAN_LCD_VON_EN, GPIOF_OUT_INIT_LOW, "LCD VON enable" },
};
static void __init magician_init(void)
{
void __iomem *cpld;
int lcd_select;
int err;
pxa2xx_mfp_config(ARRAY_AND_SIZE(magician_pin_config));
err = gpio_request_array(ARRAY_AND_SIZE(magician_global_gpios));
if (err)
pr_err("magician: Failed to request global GPIOs: %d\n", err);
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);
pwm_add_table(magician_pwm_lookup, ARRAY_SIZE(magician_pwm_lookup));
pxa_set_ficp_info(&magician_ficp_info);
pxa27x_set_i2c_power_info(&magician_i2c_power_info);
pxa_set_i2c_info(&i2c_info);
i2c_register_board_info(1,
ARRAY_AND_SIZE(magician_pwr_i2c_board_info));
pxa_set_mci_info(&magician_mci_info);
pxa_set_ohci_info(&magician_ohci_info);
pxa_set_udc_info(&magician_udc_info);
/* Check LCD type we have */
cpld = ioremap_nocache(PXA_CS3_PHYS, 0x1000);
if (cpld) {
u8 board_id = __raw_readb(cpld + 0x14);
iounmap(cpld);
system_rev = board_id & 0x7;
lcd_select = board_id & 0x8;
pr_info("LCD type: %s\n", lcd_select ? "Samsung" : "Toppoly");
if (lcd_select && (system_rev < 3))
/* NOTICE valid LCD init sequence */
gpio_request_one(GPIO75_MAGICIAN_SAMSUNG_POWER,
GPIOF_OUT_INIT_LOW, "Samsung LCD Power");
pxa_set_fb_info(NULL,
lcd_select ? &samsung_info : &toppoly_info);
} else
pr_err("LCD detection: CPLD mapping failed\n");
regulator_register_always_on(0, "power", pwm_backlight_supply,
ARRAY_SIZE(pwm_backlight_supply), 5000000);
platform_add_devices(ARRAY_AND_SIZE(devices));
}
MACHINE_START(MAGICIAN, "HTC Magician")
.atag_offset = 0x100,
.map_io = pxa27x_map_io,
.nr_irqs = MAGICIAN_NR_IRQS,
.init_irq = pxa27x_init_irq,
.handle_irq = pxa27x_handle_irq,
.init_machine = magician_init,
.init_time = pxa_timer_init,
.restart = pxa_restart,
MACHINE_END